Victorinox SwissMemory 256 MB (Silver Alox) Compact, multi-purpose tool; transport image, music, and data files Includes: 256 MB memory stick, knife blade, nail file with screwdriver, scissors, key ring Compatible with USB 1.1/2.0 interface, Windows 98SE/ME/2000/XP/MAC OS X, OS 8.6 and higher, Linux 2.4 and higher Free, downloadable SecureLock software; protects data from unauthorized access Just 2-1/4 inches long